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Table 1 Characteristics of the study population

From: Potential risk factors and prevalence of Helicobacter pylori infection among adult patients with dyspepsia symptoms in Cameroon

Variable Number (%)
Age (years) Mean (53.79 ± 11.11) years; Range: 35 to 75 years
 35–44 47 (22.92)
 45–54 49 (23.90)
 55–64 75 (36.58)
 65–74 29 (14.14)
 75–84 5 (2.44)
Sex
 Female 127 (61.95)
 Male 78 (38.04)
Origin
 West 123 (60)
 Littoral 52 (25.36)
 Center, East and South 25 (12.20)
 South and North West 2 (0.1)
 Far Nord, North and Adamawa 2 (0.1)
 Others countries 1 (0.5)
Socio-economic class/Income level ($/month)
 Unemployed or low class (≤ 2500) 110 (53.65)
 Middle class (2500–8500) 54 (26.34)
 Elite (≥ 8500) 41 (20)
Household population (family size)
  ≤ 4 6 (2.92)
 5–7 56 (27.31)
  ≥ 8 143 (69.75)
Smoking
 Yes 35 (17.07)
 No 170 (82.92)
Living conditions during childhood
 Rural zone 102 (49.75)
 Town zone 103 (50.24)
NSAIDs) consumption
 Yes 78 (38.04)
 No 127 (61.95)
Family history of gastric cancer
 Yes 102 (49.75)
 No 103 (50.24)
ABO blood group
 Group O 124 (60.48)
 Group A 36 (17.56)
 Group B 38 (18.54)
 Group AB 7 (3.41)
 Rhesus (+) 203 (99.02)
 Rhesus (−) 2 (0.975)
Body mass index; Mean (25.0924 ± 0.8411) kg/m2; Range: 18.59 to 40.63 kg/m2
 Normal 91 (44.4)
 Overweight 104 (50.73)
 Obese 10 (4.88)
  1. H.pylori: Helicobacter pylori; SD: standard deviation